AIPMT AIIMS PMT JIPMER – Flowers MCQs
1. On the basis of relative position of different floral parts on the thalamus, a flower can be hypogynous, perigynous or epigynous. With respect to the given figures (A, B, C and D), select the correct option.
2. Which floral conditions are represented by the symbols % and * respectively?
(a) Zygomorphic and actinomorphic flowers
(b) Actinomorphic and zygomorphic flowers
(c) Hypogynous and epigynous flowers
(d) Bisexual and unisexual flowers
3. Endospermic/Albuminous seeds are found in
(a) orchids (b) peas
(c) beans (d) cereals.
4. Identify the different types of placentations shown in figure and select the correct option.
5. Select the incorrect statement regarding the given figure on the right side,
(a) It represents the baccate fruit of Lycopersicon esculentum.
(b) It is derived from a monocarpellary apocarpous gynoecium.
(c) It represents the true berry of tomato.
(d) Both (b) and (c)
6. Identify the given types of fruits on the left side and select the correct answer.
(a) A = Pepo, B = Nut
(b) A = Pepo, B = Drupe
(c) A = Balausta, B = Drupe
(d) A = Drupe, B = Pepo
7. Select the mismatched pair out of the following.
(a) Syconus – Ficus carica
(b) Sorosis – Ananas camosus
(c) Pome – Mangifera indica
(d) Cremocarp – Coriandrum sativum
8. Endosperm is completely consumed by the developing embryo in
(a) pea and groundnut (b) maize and castor (c) castor and groundnut (d) maize and pea.
9. Select the correct statement regarding the given figure of castor seed on the right side.
(a) The seed is endospermic
(b) The seed is non-endospermic
(c) the seed is monocotyledonous
(d) None of these
10. Select the incorrect statement out of the following.
(a) Staminode is the under-developed male reproductive part of a flower.
(b) Monothecous anthers are a characteristic of family Malvaceae.
(c) Epipetalous condition of stamens is found in Petunia, Solanum etc.
(d) Tetradynamous condition refers to the presence of two long and two short stamens as present in Ocimum.
11. Syngenesious and synandrous conditions of stamens are respectively reported in
(a) Helianthus and Althaea
(b) Helianthus and Cucurbita
(c) Cucurbita and Helianthus
(d) Hibiscus and Helianthus.
12. Given figure represents the relative position of ovary on thalamus with respect to various floral parts. This type of condition is present in
(a) Ranunculus (b) Prunus (c) Cucurbita (d) Hibiscus.
13. Identify the correct feature of the family to which given floral formula in the left side image belongs.
(a) Presence of actinomorphic flowers and cruciform corolla
(b) Androecium is commonly diadelphous or monadelphous
(c) Presence of cymose inflorescence
(d) Fruit is a berry or capsule
14. Read the following features.
– Bicarpellary, syncarpous, superior and obliquely placed ovary
– Fruit is many seeded berry or capsule
– Usually 5 free and epipetalous stamens
Given features characterize which of the following families?
(a) Fabaceae (b) Liliaceae
(c) Solanaceae (d) Asteraceae
15. Select the incorrect statement out of the following regarding caryopsis.
(a) The thin, dry pericarp is completely fused with the seed coat.
(b) It develops from a monocarpellary, superior and unilocular ovary.
(c) Examples of caryopsis are Zea mays, Oryza sativa etc.
(d) None of these
16. Read the given statements.
(i) Gynoecium occupies the highest position while the other floral parts are situated below it.
(ii) Ovary is superior.
(iii) Examples are Brassica, Hibiscus, brinjal, etc.
Which condition of flowers is being described by the above statements?
(a) Hypogyny (b) Perigyny
(c) Epigyny (d) None of these
17. Match Column-I with Column-ll and select the correct option from the codes given below.
18.Given floral formula belongs to family
(a) Solanaceae (b) Brassicaceae
(c) Fabaceae (d) Liliaceae.
|(a)||Colchicum autumnale||– Solanaceae|